How did manifest destiny affect the relationships of the US with international powers and with Native Americans?

Th answer is stated below.

Explanation:

The philosophy of manifest destiny prevailed during the nineteenth-century American society. It believes in the idea that it is the destiny of the United States to spread the ideals of democracy and capitalism. The ideology was used to forceful remove the native Indians from their traditional lands and justify westward expansion.

the answer is b.

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although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.